Plants glabrous throughout. Rhizome stout. Leaves usually rather few (4--10) and laxly tufted, sometimes more numerous and dense, linear-lanceolate to linear, 5--30 cm × 5--18 mm. Scape 15--100 cm. Raceme 7--45 cm, covered with viscid secretion (to which dust, fibers, seeds, etc. adhere), laxly to densely 15--120-flowered. Flowers subsessile to distinctly pedicellate; pedicel 0.5--3(--4.5) mm; bract borne at or near base of pedicel, linear-lanceolate, 2--16 mm, slightly shorter than flower to 2.5 × flower length, apex obtuse; bracteole borne on proximal 1/2 of pedicel above bract. Perianth yellowish green or cream (with green or greenish brown midvein on lobes), 3--6 mm, sometimes sparsely papillose; tube urceolate, abruptly constricted at apex; lobes erect, oblong-lanceolate or narrowly so, 1.5--3 × 0.5--1 mm, 0.6--1 × tube length, apex obtuse. Capsule obovoid to subglobose, angular or ± so, 4--6 × 3--4.5 mm, apex of valves gradually narrowed; style to 0.7 mm; stigma not or only slightly thickened. Fl. May--Aug, fr. Aug--Nov. 2 n = 26.
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